ISD1420S
IC VOICE REC/PLAY 20SEC 28SOICManufacturer: Nuvoton Technology Corporation
Categories: Voice Record and Playback
Quality Control: Learn More
Nuvoton Technology Corporation's ChipCorder® ISD1420S is a single-chip voice record/playback device offering 20 seconds of high-quality analog voice recording and playback. This 28-SOIC component features automatic gain control for consistent input levels and supports multiple messages. Its internal oscillator simplifies design, while the PWM speaker output provides direct drive capability. The device accepts analog input from a single-ended microphone and is controlled via pushbutton interface. With a sampling frequency of 6.4kHz and a filter pass band of 2.6kHz, it is suitable for applications requiring reliable voice messaging, such as security systems, interactive toys, and industrial control panels. The 28-SOIC package is ideal for surface-mount assembly, operating within a 4.5V to 5.5V supply range and ambient temperatures from 0°C to 70°C.
Additional Information
Series: ChipCorder®RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging:Download Free CAD Model:
Technical Details:
| Features | Automatic Gain Control |
| Packaging | |
| Package / Case | 28-SOIC (0.295"", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Interface | Pushbutton |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Oscillator Type | Internal |
| Filter Pass Band | 2.6kHz |
| Duration | 20 Sec |
| Supplier Device Package | 28-SOIC |
| Output Signal | PWM Speaker Output |
| Input Signal | Analog - Single Ended, Microphone |
| Messaging | Multiple |
| Sampling Frequency | 6.4kHz |
| Voltage - Supply | 4.5 V ~ 5.5 V |
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